| Code | ATH-M-043156 |
|---|---|
| Gender | Male |
| Used name | Ko•Ochiai |
| Other names | 落合 晃 |
| Born | 17 August 2006 |
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Athletics | 2023 East Asian Youth Games | Ulaanbaatar | 1,500 m, Men | 🥇 | |||
| Athletics | 2024 Asian Athletics U20 Championships | Dubai | 800 m, Men | 🥇 | |||
| Athletics | 2024 World Athletics U20 Championships | Otepää | 800 m, Men | 🥉 |